2 files changed, 49 insertions, 1 deletions
diff --git a/Python/clinic/sysmodule.c.h b/Python/clinic/sysmodule.c.h
index 31f66e8..0a8704c 100644
--- a/Python/clinic/sysmodule.c.h
+++ b/Python/clinic/sysmodule.c.h
@@ -1485,6 +1485,34 @@ exit:
     return return_value;
 }
 
+PyDoc_STRVAR(sys__is_gil_enabled__doc__,
+"_is_gil_enabled($module, /)\n"
+"--\n"
+"\n"
+"Return True if the GIL is currently enabled and False otherwise.");
+
+#define SYS__IS_GIL_ENABLED_METHODDEF    \
+    {"_is_gil_enabled", (PyCFunction)sys__is_gil_enabled, METH_NOARGS, sys__is_gil_enabled__doc__},
+
+static int
+sys__is_gil_enabled_impl(PyObject *module);
+
+static PyObject *
+sys__is_gil_enabled(PyObject *module, PyObject *Py_UNUSED(ignored))
+{
+    PyObject *return_value = NULL;
+    int _return_value;
+
+    _return_value = sys__is_gil_enabled_impl(module);
+    if ((_return_value == -1) && PyErr_Occurred()) {
+        goto exit;
+    }
+    return_value = PyBool_FromLong((long)_return_value);
+
+exit:
+    return return_value;
+}
+
 #ifndef SYS_GETWINDOWSVERSION_METHODDEF
     #define SYS_GETWINDOWSVERSION_METHODDEF
 #endif /* !defined(SYS_GETWINDOWSVERSION_METHODDEF) */
@@ -1528,4 +1556,4 @@ exit:
 #ifndef SYS_GETANDROIDAPILEVEL_METHODDEF
     #define SYS_GETANDROIDAPILEVEL_METHODDEF
 #endif /* !defined(SYS_GETANDROIDAPILEVEL_METHODDEF) */
-/*[clinic end generated code: output=518424ee03e353b0 input=a9049054013a1b77]*/
+/*[clinic end generated code: output=352ac7a0085e8a1f input=a9049054013a1b77]*/
diff --git a/Python/sysmodule.c b/Python/sysmodule.c
index d3fbfcd..f469f16 100644
--- a/Python/sysmodule.c
+++ b/Python/sysmodule.c
@@ -2393,6 +2393,25 @@ sys__get_cpu_count_config_impl(PyObject *module)
     return config->cpu_count;
 }
 
+/*[clinic input]
+sys._is_gil_enabled -> bool
+
+Return True if the GIL is currently enabled and False otherwise.
+[clinic start generated code]*/
+
+static int
+sys__is_gil_enabled_impl(PyObject *module)
+/*[clinic end generated code: output=57732cf53f5b9120 input=7e9c47f15a00e809]*/
+{
+#ifdef Py_GIL_DISABLED
+    PyInterpreterState *interp = _PyInterpreterState_GET();
+    return interp->ceval.gil->enabled;
+#else
+    return 1;
+#endif
+}
+
+
 static PerfMapState perf_map_state;
 
 PyAPI_FUNC(int) PyUnstable_PerfMapState_Init(void) {
@@ -2565,6 +2584,7 @@ static PyMethodDef sys_methods[] = {
     SYS__STATS_DUMP_METHODDEF
 #endif
     SYS__GET_CPU_COUNT_CONFIG_METHODDEF
+    SYS__IS_GIL_ENABLED_METHODDEF
     {NULL, NULL}  // sentinel
 };